roundcubemail/program/js/editor.js

/*
 +-----------------------------------------------------------------------+
 | RoundCube editor js library                                           |
 |                                                                       |
 | This file is part of the RoundCube web development suite              |
 | Copyright (C) 2006, RoundCube Dev, - Switzerland                      |
 | Licensed under the GNU GPL                                            |
 |                                                                       |
 +-----------------------------------------------------------------------+
 | Author: Eric Stadtherr <estadtherr@gmail.com>                         |
 +-----------------------------------------------------------------------+
 
 $Id: editor.js 000 2006-05-18 19:12:28Z roundcube $
*/

// Initialize the message editor

function rcmail_editor_init(skin_path)
{
   tinyMCE.init({ mode : 'specific_textareas',
                  accessibility_focus : false,
                  apply_source_formatting : true,
                  theme : 'advanced',
                  plugins : 'emotions,media,nonbreaking,table,searchreplace,spellchecker,visualchars',
                  theme_advanced_buttons1 : 'bold,italic,underline,separator,strikethrough,justifyleft,justifycenter,justifyright,justifyfull,separator,bullist,numlist,outdent,indent,separator,forecolor,backcolor,formatselect,fontselect,fontsizeselect',
                  theme_advanced_buttons2 : 'undo,redo,image,media,hr,link,unlink,emotions,charmap,code,nonbreaking,visualchars,separator,search,replace,spellchecker,separator,tablecontrols',
                  theme_advanced_buttons3 : '',
                  theme_advanced_toolbar_location : 'top',
                  theme_advanced_toolbar_align : 'left',
                  extended_valid_elements : 'font[face|size|color|style],span[id|class|align|style]',
                  content_css : skin_path + '/editor_content.css',
                  popups_css : skin_path + '/editor_popup.css',
                  editor_css : skin_path + '/editor_ui.css'
                });
}

// Set the state of the HTML/Plain toggles based on the _is_html field value
function rcmail_set_editor_toggle_states()
{
   // set the editor toggle based on the state of the editor

	var htmlFlag = document.getElementsByName('_is_html')[0];
	var toggles = document.getElementsByName('_editorSelect');
	for(var t=0; t<toggles.length; t++)
	{
	   if (toggles[t].value == 'html')
	   {
	      toggles[t].checked = (htmlFlag.value == "1");
	   }
	   else
	   {
	      toggles[t].checked = (htmlFlag.value == "0");
	   }
	}
}

// Toggle between the HTML and Plain Text editors

function rcmail_toggle_editor(toggler)
{
   var selectedEditor = toggler.value;

   // determine the currently displayed editor

   var htmlFlag = document.getElementsByName('_is_html')[0];
   var currentEditor = htmlFlag.value;

   if (selectedEditor == currentEditor)
   {
      return;
   }

   // do the appropriate conversion

   var composeElement = document.getElementById('compose-body');

   if (selectedEditor == 'html')
   {
      var existingPlainText = composeElement.value;
      var htmlText = "<pre>" + existingPlainText + "</pre>";
      composeElement.value = htmlText;
      tinyMCE.execCommand('mceAddControl', true, '_message');
      htmlFlag.value = "1";
   }
   else
   {
      rcmail.set_busy(true, 'converting');
      var thisMCE = tinyMCE.getInstanceById('_message');
      var existingHtml = tinyMCE.getContent();
      rcmail_html2plain(existingHtml);
      tinyMCE.execCommand('mceRemoveControl', true, '_message');
      htmlFlag.value = "0";
   }
}

function rcmail_html2plain(htmlText)
{
   var http_request = new rcube_http_request();

   http_request.onerror = function(o) { rcmail_handle_toggle_error(o); };
   http_request.oncomplete = function(o) { rcmail_set_text_value(o); };
   var url=rcmail.env.comm_path+'&_action=html2text';
   console('HTTP request: ' + url);
   http_request.POST(url, htmlText, 'application/octet-stream');
}

/*
function old_html2Plain(htmlText)
{
   var http_request = false;
   if (window.XMLHttpRequest)
   {
      http_request = new XMLHttpRequest();
      //http_request.overrideMimeType('text/plain');
   }

   if (http_request)
   {
      rcmail.set_busy(true);

      http_request.onreadystatechange = function()
         { setTextValue(http_request); };
      //var url = window.location.protocol + '://' +
      //window.location.host + window.location.pathname + 
      //'conv_html.php';

      var url = 'conv_html.php';
      //alert('calling ' + url);
      var reqbody = 'htmlText=' + htmlText;
      http_request.open('POST', url, true);
      http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
      http_request.send(reqbody);
   }
}

*/

function rcmail_set_text_value(httpRequest)
{
   rcmail.set_busy(false);
   var composeElement = document.getElementById('compose-body');
   composeElement.value = httpRequest.get_text();
}

function rcmail_handle_toggle_error(httpRequest)
{
   alert('html2text request returned with error ' + httpRequest.xmlhttp.status);
}